arsenate: meaning, definition, pronunciation and examples

Low
UK/ˈɑːs(ə)nət/US/ˈɑːrs(ə)ˌneɪt/

Technical/Scientific

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Quick answer

What does “arsenate” mean?

A chemical compound containing the arsenate ion, typically a salt or ester of arsenic acid.

Audio

Pronunciation

Definition

Meaning and Definition

A chemical compound containing the arsenate ion, typically a salt or ester of arsenic acid.

Refers broadly to any substance where arsenic is in its pentavalent state, combined with oxygen; commonly encountered in geology, environmental science (as a contaminant), and historical uses (e.g., pesticides).

Dialectal Variation

British vs American Usage

Differences

No significant lexical or spelling differences. Pronunciation differs slightly (see IPA).

Connotations

Identical negative connotations related to toxicity and pollution in both varieties.

Frequency

Equally rare in general use, but equally standard in scientific contexts in both UK and US English.

Grammar

How to Use “arsenate” in a Sentence

arsenate of [metal, e.g., copper, lead][contaminated, high] levels of arsenatethe arsenate ion (AsO₄³⁻)

Vocabulary

Collocations

strong
copper arsenatelead arsenatecalcium arsenatearsenate contaminationarsenate minerals
medium
reduction of arsenatearsenate in wateradsorption of arsenatearsenate compounds
weak
high arsenatetoxic arsenatedetect arsenate

Examples

Examples of “arsenate” in a Sentence

adjective

British English

  • The arsenate levels were concerning.
  • Arsenate contamination is a major issue.

American English

  • The arsenate concentration was measured.
  • Arsenate remediation techniques were reviewed.

Usage

Meaning in Context

Business

Rare, except in contexts like environmental consulting, mining, or water treatment reports ('remediation of arsenate').

Academic

Common in chemistry, geology, environmental science, and toxicology papers.

Everyday

Virtually never used.

Technical

The primary register. Used precisely to specify the As(V) oxyanion species.

Vocabulary

Synonyms of “arsenate”

Weak

arsenical (adj.)arsenic compound

Vocabulary

Antonyms of “arsenate”

arsenite (refers to trivalent arsenic compound)

Watch out

Common Mistakes When Using “arsenate”

  • Mispronouncing it as 'ar-SEE-nate' (correct stress is on the first syllable).
  • Confusing 'arsenate' (As V) with 'arsenite' (As III) which have different chemical properties and toxicity.
  • Misspelling as 'arsenite' when the pentavalent form is meant.

FAQ

Frequently Asked Questions

No. 'Arsenic' is the element (As). 'Arsenate' is a specific compound containing arsenic in a +5 oxidation state, bonded with oxygen.

Arsenate compounds are generally toxic, but their solubility and bioavailability vary. They are regulated as environmental pollutants.

It is highly unlikely and would sound very technical. In everyday contexts, people would simply say 'arsenic' or 'arsenic poisoning'.

Arsenate contains pentavalent arsenic (As V), while arsenite contains trivalent arsenic (As III). Arsenite is generally more toxic and mobile in biological systems.

A chemical compound containing the arsenate ion, typically a salt or ester of arsenic acid.

Arsenate is usually technical/scientific in register.

Arsenate: in British English it is pronounced /ˈɑːs(ə)nət/, and in American English it is pronounced /ˈɑːrs(ə)ˌneɪt/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think 'ARSENic' + the ending '-ATE' common in chemistry for salts (like sulfate, nitrate). So, an 'arsen-ATE' is a salt from arsenic acid.

Conceptual Metaphor

TOXIC SUBSTANCE AS POLLUTANT / HIDDEN DANGER (e.g., 'arsenate lurks in the groundwater').

Practice

Quiz

Fill in the gap
The old orchard soil was contaminated with , a pesticide used decades ago.
Multiple Choice

In which field is the term 'arsenate' MOST commonly used?